Pericarditis, from symptoms to treatment: what is Crosetto’s heart problem?

Defense Minister Guido Crosetto was urgently hospitalized for suspected pericarditis. What is it, what does it matter and how is it treated?

Pericarditis

The heart is about the size of its owner’s closed fist. And it is a hollow organ, so it is empty inside (in reality it is always filled with blood). It consists of a muscular part, the myocardium.